Add SkRRectsGaussianEdgeMaskFilter

SkRRectsGaussianEdgeShader will be removed once the usage of the
MaskFilter flavor has been propagated to Android

I will complete the raster implementation in a follow up CL.

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=3632

Change-Id: I42470b17308582b040a5db1a7283c3d717405345
Reviewed-on: https://skia-review.googlesource.com/3632
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/src/gpu/GrBlurUtils.cpp b/src/gpu/GrBlurUtils.cpp
index 5f575e3c84..a167101c8c 100644
--- a/src/gpu/GrBlurUtils.cpp
+++ b/src/gpu/GrBlurUtils.cpp
@@ -285,9 +285,11 @@ void GrBlurUtils::drawPathWithMaskFilter(GrContext* context,
         return;
     }
 
-    if (paint.getMaskFilter()) {
+    SkMaskFilter* mf = paint.getMaskFilter();
+    if (mf && !mf->asFragmentProcessor(nullptr, nullptr, viewMatrix)) {
+        // The MaskFilter wasn't already handled in SkPaintToGrPaint
         draw_path_with_mask_filter(context, drawContext, clip, &grPaint, viewMatrix,
-                                   paint.getMaskFilter(), style,
+                                   mf, style,
                                    path, pathIsMutable);
     } else {
         drawContext->drawPath(clip, grPaint, viewMatrix, *path, style);